antidiahrreahl and laxatives Flashcards
WHat is the mechanism of action for adsorbents and what is the drug example
It coats the walls of the intestines and binds to bacteria. Drug example is bismuth subsalicate
How do anticholinergics work and what is the drug example
They slow down intestinal motility, have a drying effect, and reduce gastric secretions. Example is belladona alkanoids
What is the mechanism of action for opiates and what are the drug examples
Opiates reduce motility and pain and also allow for poop to stay loner so there is more water and electrolyte absorption. examples are codein phosphate, loperamide hydrochloride, diphenoxylate hydrochloride with atropine sulphate
What is the drug interaction that causes reyes syndrome?
Bismuth subsalicate with children who have chicken pox or the flu may causes reyes syndrome
What is the mechanism of action for bulk forming and what is the example
It adds fibre and water to the poop to cause the person to poop. Example is metamucil
WHat is the mechanism of action for emollient drugs and some examples?
They lubricate the stool and intestinal wall. examples are docusate salt and mineral oil
What is the MOA of hyperosmotic drugs and examples?
It adds water to the stool causing bowel distension. Examples are polyethylene glycol, glycerin and lactulose
WHat is the MOA of saline and what are exmples
It increases osmotic pressure within the stool causing bowel distention and eventual evacuation. Examples are milk of magnesia and magnesium citrate
What is the MOA of stimulants and examples?
It stimulates GI nerve fibres causing peristalsis. Examples are Senokot, and bisocodyl
